1. A pattern created by using matchsticks is shown below. 1 2 Complete the table in relation to the pattern given above 1 2 Figure Number Total number of matchsticks i. Find the number of matchsticks needed to create the 20th figure.

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.